[R] Is there a way to draw 3d plot?

[Uwe Ligges]

Michael wrote:

> Hi all,
> 
> I have a 2D matrix, which has 100 rows, and 100 columns,
> 
> I have a 2D matrix, with 100 rows and 100 columns,
> 
> I want to display it using 3D plot, much like plot3d and mesh/surf functions
> in matlab.
> 
> Specifically, in matlab, I just need to do the following:
> 
> --------
> [X, Y]=meshgrid([0:0.01:0.99, 0:0.01:0.99]);
> % Z is my 2D matrix,
> surf(X, Y, Z);
> --------
> 
> Note that X and Y are created so that I can associate physical meaning onto
> the x and y axis of the 3D plot.
> 
> For example, my 100 rows represent 0, 0.01, 0.02, ... 0.99 here.
> 
> In Matlab I can also drag in the graphic window and see from different
> visual angle and perspective of the 3D plot...
> 
> Are there similar functions in R that (1) show 3D plot; (2) let me
> manipulate view angles easily?

(1) See ?persp

(1) *and* (2): See package "rgl".

Uwe Ligges



> Thanks a lot!
> 
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